public static AbsXLSRec Read(BinaryReader br, AbsXLSRec previousRecord, IoOperationInfo operationInfo)
{
int code = br.ReadUInt16();
if (code == 0)
{
return(null);
}
int size = br.ReadUInt16();
XLSDescriptor byCode = XLSDescriptors.GetByCode(code);
if (!XLSDescriptors.ValidBodySize(byCode, size, false))
{
byCode = null;
}
if ((byCode != null) && (byCode.Name == "FILEPASS"))
{
throw new Exception("Current version of ebexcel can't read encrypted workbooks. You can use only simple password protection against modifying (set in MS Excel 'Save As' dialog).");
}
if ((byCode != null) && (byCode.HandlerClass != typeof(XLSRecord)))
{
return((AbsXLSRec)Activator.CreateInstance(byCode.HandlerClass, new object[] { size, br, previousRecord, operationInfo }));
}
return(new XLSRecord(code, size, br));
}
public static bool ValidBodySize(XLSDescriptor des, int size, bool exception)
{
if (((des != null) && des.IsFixedSize) && (des.BodySize != size))
{
if (des.Code == 430)
{
throw new Exception("External references are currently not supported.");
}
string str = string.Concat(new object[] { "Record should have size ", des.BodySize, " and not ", size, "." });
if (exception)
{
throw new Exception("Internal error: " + str);
}
return(false);
}
return(true);
}
public XLSRecord(int recordCode, int bodySize, BinaryReader br)
{
this.recordCode = recordCode;
this.ReadBody(bodySize, br);
this.descriptor = XLSDescriptors.GetByCode(recordCode);
}
protected XLSRecord(XLSDescriptor descriptor, int bodySize, BinaryReader br)
{
this.recordCode = descriptor.Code;
this.ReadBody(bodySize, br);
this.descriptor = descriptor;
}
protected XLSRecord(XLSDescriptor descriptor)
{
this.InitializeDescriptorCode(descriptor);
}
private void InitializeDescriptorCode(XLSDescriptor descriptor)
{
this.descriptor = descriptor;
this.recordCode = this.descriptor.Code;
}
public MsoContainerRecord(XLSDescriptor descriptor, BinaryReader reader, MsoType type) : base(descriptor, reader, type)
{
this.items = new ArrayList();
this.SetInstanceAndVersion(type);
}
public MsoContainerRecord(XLSDescriptor descriptor, MsoType type) : base(descriptor, type)
{
this.items = new ArrayList();
this.SetInstanceAndVersion(type);
base.InitializeBody((byte[])null);
}
public SSTRelated(XLSDescriptor descriptor) : base(descriptor)
{
}
public SSTRelated(XLSDescriptor descriptor, int bodySize, BinaryReader br) : base(descriptor, bodySize, br)
{
}
public MsoBaseRecord(XLSDescriptor descriptor, int bodyLength, BinaryReader br, MsoType type, IoOperationInfo operationInfo) : base(descriptor, bodyLength, br)
{
this.type = (ushort)type;
this.operationInfo = operationInfo;
this.Read(br);
}
public MsoBaseRecord(XLSDescriptor descriptor, BinaryReader br, MsoType type) : base(descriptor, 0, br)
{
this.type = (ushort)type;
this.Read(br);
}
public MsoBaseRecord(XLSDescriptor descriptor, MsoType type) : base(descriptor)
{
this.type = (ushort)type;
}